San Juan Hill, Faultline Trail, North Ridge Trail, and Gilman Peak

This hike is rated as difficult. It covers a significant distance of approximately 22.4 km (13.9 miles) with an elevation gain of around 678 meters (2,224 feet), making it a challenging route suitable for experienced hikers.

The best times to hike are typically in the cooler months, from late fall to spring. During spring, you might see vibrant fields of wildflowers and mustard blooms. Be aware that the trails are largely exposed with minimal shade, so summer months can be very hot. After rain, the high clay content in the soil can make trails slippery, and the park may close trails during extreme fire danger.

Yes, dogs are generally allowed on trails within Chino Hills State Park, but they must be kept on a leash at all times. Always check the latest park regulations before your visit.

Yes, Chino Hills State Park typically charges an entrance fee per vehicle. You usually pay at the park entrance station. No special hiking permits are generally required for day use, but it's always good to check the official park website for current fees and regulations before you go.

Access to trails like San Juan Hill and Gilman Peak within Chino Hills State Park usually involves parking at designated park entrances or trailheads. Specific parking areas may vary depending on your starting point, but common access points are within the state park itself, which has parking facilities.

Expect varied terrain, including standard dirt paths, wider dirt roads, and narrower single tracks. Sections can be rolling hills, and some ascents can be steep. The trails are largely exposed, and after rain, the high clay content in the soil can make them slippery. Some routes, especially those to Gilman Peak, may include natural, unpaved, gravel, and even paved sections.

This route offers several scenic points. You'll pass Andersen Bump and reach the summit of San Juan Hill, the highest point in Chino Hills State Park, offering panoramic 360-degree views. You'll also encounter the Rolling Hills of Chino Hills State Park, a Tower & View over Chino Hills, and finally Gilman Peak, the park's second-highest point, which also provides awesome views.

Yes, this route incorporates sections of several other trails within Chino Hills State Park. You will hike along parts of the South Ridge Trail, North Ridge Trail, Gilman Trail, and Telegraph Canyon Trail.

Chino Hills State Park is known for its quiet nature and wildlife. Hikers often report seeing coyotes, and there's a possibility of spotting other local fauna. Always maintain a respectful distance from wildlife.

Given the length and difficulty of this hike, and the exposed nature of the trails in Chino Hills State Park, it is highly recommended to carry all the water you will need. There are limited, if any, reliable water sources directly on the trails.

This challenging hike is estimated to take approximately 6 hours and 38 minutes to complete, not including breaks. However, individual times can vary based on fitness level, pace, and how long you spend enjoying the viewpoints.